What is "internships"

Usage examples of "internships".

Summers were given to museum internships, where she spent months cleaning and mounting specimens in solitary delight.

The place was mostly staffed by volunteers, and there was only a handful of paid employees, most of them doing internships for psych degrees, some of them registered nurses.

NYU, and we get a lot of kids doing psych internships, mostly from Columbia.

To graduate, all Mark had to do was complete some practical internships around the city.